Processed databases
Atom-Mass pairs
Outputs for 3,4-Dihydroxy-L-phenylalanine; LC-ESI-QTOF; MS2; CE 20 ev; [M+H]+
Database: Institute of Biological Chemistry, Washington State University
Entry ID: BML01812
Synonyms: 3,4-Dihydroxy-L-phenylalanine
Total mass: 197.1875
Formula: H11 C9 O4 N1
Experimental information
MS type: MS2
Instrument: Agilent 1200 RRLC; Agilent 6520 QTOF
Instrument type: LC-ESI-QTOF
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 106.0904, 106.0975, 107.0504, 107.0754, 107.0826, 107.0935, 107.1041, 107.1185, 107.1251, 107.1462, 107.1923, 107.2411, 107.2772, 107.346, 107.3796, 107.5242, 109.0618, 109.0698, 109.0762, 111.0789, 111.0929, 111.1421, 117.0344, 117.0687, 124.0727, 125.0586, 134.0998, 134.1158, 134.1694, 135.045, 135.0782, 135.098, 135.1132, 135.1213, 135.1522, 135.1803, 135.2333, 135.2769, 135.38, 135.4126, 135.6873, 135.7823, 137.0582, 139.0401, 139.1488, 152.106, 152.1869, 152.2748, 152.3013, 152.3779, 152.5281, 152.7511, 153.0559, 163.0822, 163.6145,
Processing time: 0:00:01.195919
Results for the quried mass "139.0718"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C7O2N1 | 0.080 | 9 | 0 | C1,C2,C3,C4,C5,C6,C9,N10,O13,O14 |
| C6O3N1 | 0.037 | 5 | 0 | C3,C4,C5,C6,C8,C9,N10,O12,O13,O14 |